Index/src / corosio / src / signal_set.cpp

src/corosio/src/signal_set.cpp

100.0% Lines (23/23) 100.0% Functions (9/9) 71.4% Branches (5/7)
src/corosio/src/signal_set.cpp
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1 //
2 // Copyright (c) 2026 Steve Gerbino
3 //
4 // Distributed under the Boost Software License, Version 1.0. (See accompanying
5 // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
6 //
7 // Official repository: https://github.com/cppalliance/corosio
8 //
9
10 #include <boost/corosio/signal_set.hpp>
11 #include <boost/corosio/detail/platform.hpp>
12
13 #if BOOST_COROSIO_HAS_IOCP
14 #include <boost/corosio/native/detail/iocp/win_signals.hpp>
15 #elif BOOST_COROSIO_POSIX
16 #include <boost/corosio/native/detail/posix/posix_signal_service.hpp>
17 #endif
18
19 namespace boost::corosio {
20 namespace {
21
22 #if BOOST_COROSIO_HAS_IOCP
23 using signal_service = detail::win_signals;
24 #elif BOOST_COROSIO_POSIX
25 using signal_service = detail::posix_signal_service;
26 #endif
27
28 } // namespace
29
30 // Defined here (not inline) so shared-library builds have a single
31 // signal_state instance. With -fvisibility-inlines-hidden the inline
32 // version would give each DSO its own static, causing use-after-free
33 // when constructor and destructor run in different DSOs.
34
35 #if BOOST_COROSIO_HAS_IOCP
36 namespace detail::signal_detail {
37
38 signal_state*
39 660 get_signal_state()
40 {
41
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 660 static signal_state state;
42 660 return &state;
43 }
44
45 } // namespace detail::signal_detail
46 #elif BOOST_COROSIO_POSIX
47 namespace detail::posix_signal_detail {
48
49 signal_state*
50 get_signal_state()
51 {
52 static signal_state state;
53 return &state;
54 }
55
56 } // namespace detail::posix_signal_detail
57 #endif
58
59 36 signal_set::~signal_set() = default;
60
61 35 signal_set::signal_set(capy::execution_context& ctx)
62
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 35 : io_signal_set(create_handle<signal_service>(ctx))
63 {
64 35 }
65
66 1 signal_set::signal_set(signal_set&& other) noexcept
67 1 : io_signal_set(std::move(other))
68 {
69 1 }
70
71 signal_set&
72 2 signal_set::operator=(signal_set&& other) noexcept
73 {
74
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 2 if (this != &other)
75 2 h_ = std::move(other.h_);
76 2 return *this;
77 }
78
79 void
80 6 signal_set::do_cancel()
81 {
82 6 get().cancel();
83 6 }
84
85 std::error_code
86 34 signal_set::add(int signal_number, flags_t flags)
87 {
88 34 return get().add(signal_number, flags);
89 }
90
91 std::error_code
92 2 signal_set::remove(int signal_number)
93 {
94 2 return get().remove(signal_number);
95 }
96
97 std::error_code
98 2 signal_set::clear()
99 {
100 2 return get().clear();
101 }
102
103 } // namespace boost::corosio
104